package com.hyl.gulimall.order.config;

import org.springframework.amqp.core.Binding;
import org.springframework.amqp.core.Exchange;
import org.springframework.amqp.core.Queue;
import org.springframework.amqp.core.TopicExchange;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.HashMap;
import java.util.Map;

@Configuration
public class MyMQConfig {




    /**
     * 容器中的 Binding、Queue、Exchange 都会自动创建（RabbitMQ没有的情况）
     * 一旦创建好队列。RabbitMQ只要有。属性发生变化也不会覆盖
     * @return
     */
    @Bean
    public Queue orderDelayQueue(){
        Map<String,Object> arguments = new HashMap<>();

        arguments.put("x-dead-letter-exchange","order-event-exchange");
        arguments.put("x-dead-letter-routing-key","order.release.order");
        arguments.put("x-message-ttl",60000);

        //死信队列
        Queue queue = new Queue("order.delay.queue", true, false, false,arguments);
        return queue;

    }

    @Bean
    public Queue orderReleaseOrderQueue(){

        Queue queue = new Queue("order.release.order.queue", true, false, false);
        return queue;

    }

    @Bean
    public Exchange orderEventExchange(){
        TopicExchange topicExchange = new TopicExchange("order-event-exchange", true, false);
        return topicExchange;

    }

    @Bean
    public Binding orderCreateOrderBingding(){
       return new Binding("order.delay.queue", Binding.DestinationType.QUEUE,
                "order-event-exchange","order.create.order",null);
    }

    @Bean
    public Binding orderReleaseOrderBingding(){
        return new Binding("order.release.order.queue", Binding.DestinationType.QUEUE,
                "order-event-exchange","order.release.order",null);
    }


    /**
     * 订单释放直接和库存释放进行绑定
     * @return
     */
    @Bean
    public Binding orderReleaseOtherBingding(){
        return new Binding("stock.release.stock.queue", Binding.DestinationType.QUEUE,
                "order-event-exchange","order.release.other.#",null);
    }

    @Bean
    public Queue orderSeckillOrderQueue(){
       return new Queue("order.seckill.order.queue",true,false,false);
    }

    @Bean
    public Binding orderSeckillOrderQueueBinding(){
        return new Binding("order.seckill.order.queue", Binding.DestinationType.QUEUE,
                "order-event-exchange","order.seckill.order",null);
    }

}
